3. [-13 Points] DETAILS E Find the exact value of the trigonometric function at the given real number. (a) sin(%) (b) COS(%) 4. [-/3 Points] DETAILS Find the exact value of the trigonometric function at the given real number. (a) cos 4 (b ) 3T COS 4 ( C ) COS 45. [-13 Points] DETAILS E Find the exact value of the trigonometric function at the given real number. (a) sin 2 D; (b) sin _ \\D (c) sin _ \\l 6. [-/1 Points] DETAILS M From the information given, find the quadrant in which the terminal point determined by t lies. sin(t) 0 OI O II O III O IV 7. [-/5 Points] DETAILS M Find the values of the trigonometric functions of t from the given information. tan(t) = - - 3, sin(t) > 0 sin(t) = cos(t) = csc(t) = sec(t) = cot(t) =